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Time since the birth of al-Kindi (1,220 y) is 5 x Time since birth of Sophie Germain (245 y)
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Land Area of Saudi Arabia (2.15 km^2)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.